[INFO] updating cached repository gdeb/euler-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gdeb/euler-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gdeb/euler-rust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/gdeb/euler-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/gdeb/euler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gdeb/euler-rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/gdeb/euler-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/gdeb/euler-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17ee393a6478fb0dd7beb1f2b412c9c669bfc5e4
[INFO] sha for GitHub repo gdeb/euler-rust: 17ee393a6478fb0dd7beb1f2b412c9c669bfc5e4
[INFO] validating manifest of gdeb/euler-rust on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gdeb/euler-rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gdeb/euler-rust
[INFO] finished frobbing gdeb/euler-rust
[INFO] frobbed toml for gdeb/euler-rust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/gdeb/euler-rust/Cargo.toml
[INFO] started frobbing gdeb/euler-rust
[INFO] finished frobbing gdeb/euler-rust
[INFO] frobbed toml for gdeb/euler-rust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/gdeb/euler-rust/Cargo.toml
[INFO] crate gdeb/euler-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gdeb/euler-rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/gdeb/euler-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5cfbf27b44af044f320b6bddc56547f803e5016199891ee251f1272128024578
[INFO] running `"docker" "start" "-a" "5cfbf27b44af044f320b6bddc56547f803e5016199891ee251f1272128024578"`
[INFO] [stderr]     Checking euler-rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/utils/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/utils/mod.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]   --> src/main.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | #[allow(unstable)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::iter::AdditiveIterator`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::iter::AdditiveIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AdditiveIterator` in `iter`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::Int`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::iter::MultiplicativeIterator`
[INFO] [stderr]  --> src/utils/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::MultiplicativeIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MultiplicativeIterator` in `iter`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/utils/palindromes.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     for i in (0..nbr_digits) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0689]: can't call method `pow` on ambiguous numeric type `{integer}`
[INFO] [stderr]   --> src/main.rs:66:37
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let square_of_sum = (100*101/2).pow(2);
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `map_in_place` found for type `std::vec::Vec<u64>` in the current scope
[INFO] [stderr]   --> src/utils/mod.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |         factors = factors.map_in_place(|u| {
[INFO] [stderr]    |                           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599, E0689.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `euler-rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `std::iter::AdditiveIterator`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::iter::AdditiveIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AdditiveIterator` in `iter`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::Int`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::num::Int;
[INFO] [stderr]   |     ^^^^^^^^^^^^^ no `Int` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::iter::MultiplicativeIterator`
[INFO] [stderr]  --> src/utils/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::MultiplicativeIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MultiplicativeIterator` in `iter`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/utils/palindromes.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     for i in (0..nbr_digits) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0689]: can't call method `pow` on ambiguous numeric type `{integer}`
[INFO] [stderr]   --> src/main.rs:66:37
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let square_of_sum = (100*101/2).pow(2);
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `map_in_place` found for type `std::vec::Vec<u64>` in the current scope
[INFO] [stderr]   --> src/utils/mod.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |         factors = factors.map_in_place(|u| {
[INFO] [stderr]    |                           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0599, E0689.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `euler-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5cfbf27b44af044f320b6bddc56547f803e5016199891ee251f1272128024578"`
[INFO] running `"docker" "rm" "-f" "5cfbf27b44af044f320b6bddc56547f803e5016199891ee251f1272128024578"`
[INFO] [stdout] 5cfbf27b44af044f320b6bddc56547f803e5016199891ee251f1272128024578